// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_TOUCH_SELECTION_TOUCH_HANDLE_DRAWABLE_AURA_H_
#define UI_TOUCH_SELECTION_TOUCH_HANDLE_DRAWABLE_AURA_H_

#include "base/macros.h"
#include "ui/touch_selection/touch_handle.h"
#include "ui/touch_selection/touch_handle_orientation.h"
#include "ui/touch_selection/ui_touch_selection_export.h"

namespace aura {
class Window;
}

namespace aura_extra {
class ImageWindowDelegate;
}

namespace ui {

class UI_TOUCH_SELECTION_EXPORT TouchHandleDrawableAura
    : public TouchHandleDrawable {
public:
    explicit TouchHandleDrawableAura(aura::Window* parent);
    ~TouchHandleDrawableAura() override;

private:
    void UpdateBounds();

    bool IsVisible() const;

    // TouchHandleDrawable:
    void SetEnabled(bool enabled) override;
    void SetOrientation(TouchHandleOrientation orientation,
        bool mirror_vertical,
        bool mirror_horizontal) override;
    void SetOrigin(const gfx::PointF& position) override;
    void SetAlpha(float alpha) override;
    gfx::RectF GetVisibleBounds() const override;
    float GetDrawableHorizontalPaddingRatio() const override;

    aura_extra::ImageWindowDelegate* window_delegate_;
    scoped_ptr<aura::Window> window_;
    bool enabled_;
    float alpha_;
    ui::TouchHandleOrientation orientation_;

    // Origin position of the handle set via SetOrigin, in coordinate space of
    // selection controller client (i.e. handle's parent).
    gfx::PointF origin_position_;

    // Window bounds relative to the focal position.
    gfx::RectF relative_bounds_;

    DISALLOW_COPY_AND_ASSIGN(TouchHandleDrawableAura);
};

} // namespace ui

#endif // UI_TOUCH_SELECTION_TOUCH_HANDLE_DRAWABLE_AURA_H_
